Check the listing for details. Bluetooth Wireless Handsfree Car FM Transmitter MP3 Player 2 USB Charger Kit kf. Condition: New. Listed at 9.99 USD. Bluetooth Wireless Handsfree Car FM Transmitter MP3 Player 2 USB Charger Kit kf Description: 1.This product is a car-specific Bluetooth hands-free car charger MP3 player. 2.Using high-performance professional-grade Bluetooth 4.1 chip. 3.You can use your Bluetooth connection to transmit MP3 music from your phone to your car stereo via wireless transmission. 4.Support hands-free calling. 5.Dont need to modify your car, and you can enjoy the music while youre on the road. 6.Bluetooth 4.2+EDR version, support operation of voice prompts, support call number. 7.Intelligent recognition of all types of Android and Apple mobile phones and other devices, USB charging support 2.0 fast charge. USB 1: 2.1A fast charging, USB 2: 1A charging/support USB disk playing. 8.Support FM full-frequency point emission. 9.The music format is MP3/WMA/WAV/APE/FLAC, support automatic power off memory function. 10.Bluetooth stereo A2DP music playback. Specifications: USB interface: high speed USB2.0 Screen: LED screen Support U disk capacity: ≤32GB (U disk not included) Power supply: DC12V-24V Supported file types: MP3/WMA/FLAC/WAV/APE Operating Current: 45mA DC12V Bit rate: 64-320 kbps FM frequency range: 87.5-107MHz (100KHz stepping) Signal to noise ratio: 85dB (FM: 65dB) Harmonic distortion: